CN110535633A - Quantum secret communication network system - Google Patents
Quantum secret communication network system Download PDFInfo
- Publication number
- CN110535633A CN110535633A CN201910630004.0A CN201910630004A CN110535633A CN 110535633 A CN110535633 A CN 110535633A CN 201910630004 A CN201910630004 A CN 201910630004A CN 110535633 A CN110535633 A CN 110535633A
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- video
- quantum key
- quantum
- sampling
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- 238000004891 communication Methods 0.000 title claims abstract description 27
- 238000005070 sampling Methods 0.000 claims abstract description 30
- 230000000737 periodic effect Effects 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 15
- 230000003287 optical effect Effects 0.000 claims description 15
- 238000004590 computer program Methods 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 claims 1
- 230000000747 cardiac effect Effects 0.000 claims 1
- 238000005395 radioluminescence Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
- H04L9/0852—Quantum cryptography
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
- H04L9/0852—Quantum cryptography
- H04L9/0858—Details about key distillation or coding, e.g. reconciliation, error correction, privacy amplification, polarisation coding or phase coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Optical Communication System (AREA)
Abstract
The invention discloses a kind of quantum secret communication network systems.A kind of quantum secret communication network system of the present invention, comprising: quantum key generation module, quantum key transit module, video file memory module, video sampling module, video encoding module, Video decoding module, video-encryption module and decryption of video module.Beneficial effects of the present invention: the video sampling module carries out periodic samples to the video in video file memory module, and the code rate of video is reduced by sampling, and reduces the requirement that quantum key speed is generated to quantum key generation module.
Description
Technical field
The present invention relates to secret communication fields, and in particular to a kind of quantum secret communication network system.
Background technique
Secret communication refers to the communication for taking secrecy provision.It is existing in addition to using the secrecy provisions such as secret signal, enigmatic language, password
Channel security and information privacy are mainly used for secret communication.Channel security is to use that the person of stealing secret information is made to be not easy intercept to the logical of information
Believe channel, such as using dedicated route, transtaneous communication and radio spread-spectrum.Information privacy is to the information of transmission with about
The methods of fixed code password is subject to hidden to send out again.With the development of electronic technology, crypto has been used to maintain secrecy.
Its main feature is that the information to transmission carries out transposition encryption processing in transmitting terminal, receiving end presses inverse process also prime information, makes to steal secret information
Even if person receives signal, also content representated by unknown signal.
There are following technical problems for traditional technology:
Quantum secure is also used for secret communication, but existing quantum secret communication network system is in transmission video signal
When, it is higher at code rate request to quantum key when being encrypted to vision signal since vision signal is larger.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of quantum secret communication network systems, to the vision signal amount of progress
It is lower at code rate request to quantum key when sub- secrecy transmission.
In order to solve the above-mentioned technical problems, the present invention provides a kind of quantum secret communication network systems, comprising: quantum is close
Key generation module,
Quantum key transit module, video file memory module, video sampling module, video encoding module, video decoding
Module, video-encryption module and decryption of video module；
After the quantum key generation module generates quantum key information, it is transferred to the quantum key transit module；Institute
It states quantum key transit module and sends the quantum key letter to the video-encryption module and the decryption of video module respectively
Breath；The video sampling module carries out periodic samples to the video in video file memory module；The video encoding module
Video after sampling is encoded；The video-encryption module carries out the video after coding using the quantum key information
Encryption；The decryption of video module is decrypted the video of encryption using the quantum key information；The video decodes mould
Block is decoded the video of decryption.
The quantum key generation module includes superradiation light-emitting module, optical receiver module in one of the embodiments,
And digital sampling and processing；The transmitting terminal of superradiation light-emitting module and the input terminal of optical receiver module connect, optical receiver module
Output end and digital sampling and processing receiving end connect；Superradiation light-emitting module includes super-radiance light emitting diode and filter
Wave device；Optical receiver module includes one or more light receiving units, and filter and light receiving unit correspond, each light connects
It receives unit and super-radiance light emitting diode is connected by a parallel filter.
The central wavelength of any two filter is different in one of the embodiments,.
According to the quantum secret communication method of the quantum secret communication network system, comprising:
After the quantum key generation module generates quantum key information, it is transferred to the quantum key transit module；
The quantum key transit module is respectively to described in the video-encryption module and decryption of video module transmission
Quantum key information；
The video sampling module carries out periodic samples to the video in video file memory module；The Video coding
Module encodes the video after sampling；
The video-encryption module encrypts the video after coding using the quantum key information；
The decryption of video module is decrypted the video of encryption using the quantum key information；
The Video decoding module is decoded the video of decryption.
The quantum key generation module includes superradiation light-emitting module, optical receiver module in one of the embodiments,
And digital sampling and processing；The transmitting terminal of superradiation light-emitting module and the input terminal of optical receiver module connect, optical receiver module
Output end and digital sampling and processing receiving end connect；Superradiation light-emitting module includes super-radiance light emitting diode and filter
Wave device；Optical receiver module includes one or more light receiving units, and filter and light receiving unit correspond, each light connects
It receives unit and super-radiance light emitting diode is connected by a parallel filter.
The central wavelength of any two filter is different in one of the embodiments,.
A kind of computer equipment can be run on a memory and on a processor including memory, processor and storage
The step of computer program, the processor realizes any one the method when executing described program.
A kind of computer readable storage medium, is stored thereon with computer program, realization when which is executed by processor
The step of any one the method.
A kind of processor, the processor is for running program, wherein described program executes described in any item when running
Method.
Beneficial effects of the present invention:
The video sampling module carries out periodic samples to the video in video file memory module, is reduced by sampling
The code rate of video reduces the requirement that quantum key speed is generated to quantum key generation module.
Detailed description of the invention
Fig. 1 is the flow diagram of quantum secret communication method of the present invention.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, so that those skilled in the art can be with
It more fully understands the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
A kind of quantum secret communication network system, comprising: quantum key generation module,
Quantum key transit module, video file memory module, video sampling module, video encoding module, video decoding
Module, video-encryption module and decryption of video module；
After the quantum key generation module generates quantum key information, it is transferred to the quantum key transit module；Institute
It states quantum key transit module and sends the quantum key letter to the video-encryption module and the decryption of video module respectively
Breath；The video sampling module carries out periodic samples to the video in video file memory module；The video encoding module
Video after sampling is encoded；The video-encryption module carries out the video after coding using the quantum key information
Encryption；The decryption of video module is decrypted the video of encryption using the quantum key information；The video decodes mould
Block is decoded the video of decryption.
Refering to fig. 1, according to the quantum secret communication method of the quantum secret communication network system, comprising:
After S110, the quantum key generation module generate quantum key information, it is transferred to revolving die in the quantum key
Block；
S120, the quantum key transit module are sent to the video-encryption module and the decryption of video module respectively
The quantum key information；
S130, the video sampling module carry out periodic samples to the video in video file memory module；The view
Frequency coding module encodes the video after sampling；
S140, the video-encryption module encrypt the video after coding using the quantum key information；
S150, the decryption of video module are decrypted the video of encryption using the quantum key information；
S160, the Video decoding module are decoded the video of decryption.
Beneficial effects of the present invention:
The video sampling module carries out periodic samples to the video in video file memory module, is reduced by sampling
The code rate of video reduces the requirement that quantum key speed is generated to quantum key generation module.
Quantum key generation module can be using the quantum key generation module random number hair of random-number generating module etc
The specific structure of raw module can refer to CN206115423U, and the application repeats no more, and can also use other kinds of quantum
Key production module, the application repeat no more.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
It encloses without being limited thereto.Those skilled in the art's made equivalent substitute or transformation on the basis of the present invention, in the present invention
Protection scope within.Protection scope of the present invention is subject to claims.
Claims (9)
1. a kind of quantum secret communication network system characterized by comprising quantum key generation module,
Quantum key transit module, video file memory module, video sampling module, video encoding module, Video decoding module,
Video-encryption module and decryption of video module；
After the quantum key generation module generates quantum key information, it is transferred to the quantum key transit module；The amount
Sub-key transit module sends the quantum key information to the video-encryption module and the decryption of video module respectively；Institute
It states video sampling module and periodic samples is carried out to the video in video file memory module；The video encoding module is to sampling
Video afterwards is encoded；The video-encryption module encrypts the video after coding using the quantum key information；
The decryption of video module is decrypted the video of encryption using the quantum key information；The Video decoding module is to solution
Close video is decoded.
2. quantum secret communication network system as described in claim 1, which is characterized in that the quantum key generation module packet
Include superradiation light-emitting module, optical receiver module and digital sampling and processing；The transmitting terminal and light-receiving of superradiation light-emitting module
The input terminal of module connects, and the output end of optical receiver module and the receiving end of digital sampling and processing connect；Superradiation light-emitting
Module includes super-radiance light emitting diode and filter；Optical receiver module includes one or more light receiving units, filter with
Light receiving unit corresponds, each light receiving unit connects super-radiance light emitting diode by a parallel filter.
3. quantum secret communication network system as claimed in claim 2, which is characterized in that the middle cardiac wave of any two filter
It is long different.
4. the quantum secret communication method of quantum secret communication network system according to claim 1, which is characterized in that
Include:
After the quantum key generation module generates quantum key information, it is transferred to the quantum key transit module；
The quantum key transit module sends the quantum to the video-encryption module and the decryption of video module respectively
Key information；
The video sampling module carries out periodic samples to the video in video file memory module；The video encoding module
Video after sampling is encoded；
The video-encryption module encrypts the video after coding using the quantum key information；
The decryption of video module is decrypted the video of encryption using the quantum key information；
The Video decoding module is decoded the video of decryption.
5. quantum secret communication method as described in claim 1, which is characterized in that the quantum key generation module includes super
Radioluminescence module, optical receiver module and digital sampling and processing；The transmitting terminal and optical receiver module of superradiation light-emitting module
Input terminal connection, the receiving end of the output end of optical receiver module and digital sampling and processing connects；Superradiation light-emitting module
Including super-radiance light emitting diode and filter；Optical receiver module includes one or more light receiving units, and filter connects with light
It receives unit to correspond, each light receiving unit connects super-radiance light emitting diode by a parallel filter.
6. quantum secret communication method as claimed in claim 5, which is characterized in that the central wavelength of any two filter is not
Together.
7. a kind of computer equipment including memory, processor and stores the meter that can be run on a memory and on a processor
Calculation machine program, which is characterized in that the processor realizes any one of claim 4 to 6 the method when executing described program
Step.
8. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is held by processor
The step of any one of claim 4 to 6 the method is realized when row.
9. a kind of processor, which is characterized in that the processor is for running program, wherein right of execution when described program is run
Benefit requires 4 to 6 described in any item methods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910630004.0A CN110535633A (en) | 2019-07-12 | 2019-07-12 | Quantum secret communication network system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910630004.0A CN110535633A (en) | 2019-07-12 | 2019-07-12 | Quantum secret communication network system |
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| Publication Number | Publication Date |
|---|---|
| CN110535633A true CN110535633A (en) | 2019-12-03 |
Family
ID=68659668
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910630004.0A Pending CN110535633A (en) | 2019-07-12 | 2019-07-12 | Quantum secret communication network system |
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| Country | Link |
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| CN (1) | CN110535633A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932852A (en) * | 2019-12-05 | 2020-03-27 | 苏州科纽普新能源科技有限公司 | Communication method adopting CAN data encryption |
| CN111093058A (en) * | 2019-12-11 | 2020-05-01 | 安徽斯格特信息系统有限公司 | Quantum encryption video monitoring system based on DSP |
| CN114499853A (en) * | 2022-02-11 | 2022-05-13 | 浙江国盾量子电力科技有限公司 | Power distribution station video transmission communication system and method based on 5G and quantum encryption |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080037790A1 (en) * | 2006-08-14 | 2008-02-14 | Magiq Technologies, Inc. | Frame synchronization method for QKD systems |
| CN103916238A (en) * | 2014-04-01 | 2014-07-09 | 北京工业大学 | Digital audio signal encryption/decryption method based on quanta |
| US20170048213A1 (en) * | 2015-03-27 | 2017-02-16 | International Business Machines Corporation | Runtime instantiation of broadcast encryption schemes |
| CN206115423U (en) * | 2016-05-24 | 2017-04-19 | 富尧 | Quantum random number generator based on enlarge spontaneous radiation |
| CN207234973U (en) * | 2017-09-01 | 2018-04-13 | 河南腾龙信息工程有限公司 | Video conferencing system based on quantum cryptography |
-
2019
- 2019-07-12 CN CN201910630004.0A patent/CN110535633A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080037790A1 (en) * | 2006-08-14 | 2008-02-14 | Magiq Technologies, Inc. | Frame synchronization method for QKD systems |
| CN103916238A (en) * | 2014-04-01 | 2014-07-09 | 北京工业大学 | Digital audio signal encryption/decryption method based on quanta |
| US20170048213A1 (en) * | 2015-03-27 | 2017-02-16 | International Business Machines Corporation | Runtime instantiation of broadcast encryption schemes |
| CN206115423U (en) * | 2016-05-24 | 2017-04-19 | 富尧 | Quantum random number generator based on enlarge spontaneous radiation |
| CN207234973U (en) * | 2017-09-01 | 2018-04-13 | 河南腾龙信息工程有限公司 | Video conferencing system based on quantum cryptography |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932852A (en) * | 2019-12-05 | 2020-03-27 | 苏州科纽普新能源科技有限公司 | Communication method adopting CAN data encryption |
| CN111093058A (en) * | 2019-12-11 | 2020-05-01 | 安徽斯格特信息系统有限公司 | Quantum encryption video monitoring system based on DSP |
| CN114499853A (en) * | 2022-02-11 | 2022-05-13 | 浙江国盾量子电力科技有限公司 | Power distribution station video transmission communication system and method based on 5G and quantum encryption |
| CN114499853B (en) * | 2022-02-11 | 2022-11-15 | 浙江国盾量子电力科技有限公司 | Power distribution station video transmission communication system and method based on 5G and quantum encryption |
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Application publication date: 20191203 |